Home › Free Polymarket data
Updated September 25, 2026
Polymarket View publishes free Polymarket data under CC BY 4.0: 6 research datasets with CSV and JSON downloads (resolved markets with their prices before close, resolution times and disputes, crypto strikes, Polymarket vs Kalshi gaps, upsets) and a key-less JSON API with live odds refreshed twice a day. Credit “Polymarket View” with a link.
| Dataset | Rows | Collected | Download |
|---|---|---|---|
| Resolved Polymarket markets with prices before close Each resolved market with its price 30, 7 and 1 days before it closed and whether it happened. | 1,918 | 2026-09-24 | CSV 399 KB · JSON 825 KB |
| Polymarket resolution times and disputes Scheduled end date, the time each market closed, and its UMA proposal and dispute history. | 9,024 | 2026-09-25 | CSV 1.5 MB · JSON 3.5 MB |
| Bitcoin and Ethereum daily price strikes Daily “above X” strikes with the price a day before and whether the level held. | 1,008 | 2026-09-24 | CSV 30 KB · JSON 111 KB |
| Polymarket vs Kalshi price gaps The same outcomes priced on both exchanges at the same time, with the gap in points. | 216 | 2026-09-25 | CSV 17 KB · JSON 49 KB |
| Biggest Polymarket markets of all time The 100 events with the most volume ever traded, resolved and open, with the winner and date. | 100 | 2026-09-25 | CSV 11 KB · JSON 27 KB |
| Long shots that won Outcomes priced at 20% or less a week before the close that still happened. | 73 | 2026-09-24 | JSON 26 KB |
Each dataset has a page explaining the method and caveats. The samples are re-collected weekly; row counts and dates above are read from the files.
No key, no sign-up. Refreshed twice a day from Polymarket's public data. Full documentation, OpenAPI file and examples: developer docs.
Everything on this page is free to reuse under CC BY 4.0: credit “Polymarket View” and link to the page you used. Prices move, so keep the date: see how to cite Polymarket odds. Live numbers on your own site: embeddable odds cards.
The research datasets above are free CSV and JSON files: resolved markets with their prices 30, 7 and 1 days before the close, resolution times and disputes, crypto price strikes, Polymarket vs Kalshi gaps and upsets.
The files and the JSON API on this site are free under CC BY 4.0: credit Polymarket View with a link. Polymarket's own website and API have their own terms.
Live odds endpoints twice a day; the research samples weekly. Each file carries its own collection date.
Polymarket View is independent and not affiliated with Polymarket. Polymarket odds today · Guides · Developers